Since Lego Cuusoo is officially over. We need a new forum page to discuss submissions. Check out a these castle projects.
King's Castle Keep
https://ideas.lego.com/projects/49537
Forge:
https://ideas.lego.com/projects/46173
Age of Empires II
https://ideas.lego.com/projects/52276
Goblin Fortress
https://ideas.lego.com/projects/18935
King's Castle Keep
https://ideas.lego.com/projects/49537
Forge:
https://ideas.lego.com/projects/46173
Age of Empires II
https://ideas.lego.com/projects/52276
Goblin Fortress
https://ideas.lego.com/projects/18935